Home / 1,533,335.43-2,114,567.62-1,211,813.63

Finding the Fourth Proportional to 1,533,335.43, 2,114,567.62 and 1,211,813.63

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Solution

The fourth proportional to 1,533,335.43, 2,114,567.62 and 1,211,813.63 is: 1,671,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,335.43 : 2,114,567.62 = 1,211,813.63 : x
  2. Step 2: Convert to fraction form
    1,533,335.43/2,114,567.62 = 1,211,813.63/x
  3. Step 3: Cross multiply
    1,533,335.43x = 2,114,567.62 × 1,211,813.63
  4. Step 4: Simplify right side
    1,533,335.43x = 2,562,461,863,472.66
  5. Step 5: Solve for x
    x = 2,562,461,863,472.66/1,533,335.43
  6. Step 6: Final answer
    x = 1,671,168.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.